html,
body{
  height: 100%;
  font-family: 'Microsoft YaHei';
  color: #333;
  background-color: #fff;
  margin: 0;
  padding: 0;
}
ul,li{
    margin: 0;
    padding: 0;
}
*{
      box-sizing: border-box;
      touch-action: pan-y;
}